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[Bug gas/27198] Memory access violation in symbols.c


From: cvs-commit at gcc dot gnu.org
Subject: [Bug gas/27198] Memory access violation in symbols.c
Date: Mon, 18 Jan 2021 04:43:43 +0000

https://sourceware.org/bugzilla/show_bug.cgi?id=27198

--- Comment #1 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot 
gnu.org> ---
The master branch has been updated by Alan Modra <amodra@sourceware.org>:

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=44365e88c0e021a7f734e44aa845f1e96cd83389

commit 44365e88c0e021a7f734e44aa845f1e96cd83389
Author: Alan Modra <amodra@gmail.com>
Date:   Mon Jan 18 09:38:22 2021 +1030

    PR27198, segv in S_IS_WEAK

    Fix a NULL dereference seen when assembling invalid input.

            PR 27198
            * config/tc-i386.c (need_plt32_p): Return FALSE for NULL symbol.
            * testsuite/gas/i386/pr27198.d,
            * gas/testsuite/gas/i386/pr27198.err,
            * gas/testsuite/gas/i386/pr27198.s: New test.
            * gas/testsuite/gas/i386/i386.exp: Run it.

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